Modern creation, likely a feminine elaboration of James
Jimesha is a contemporary American name, most likely formed by combining the masculine root James with the popular feminine suffix -esha. While it does not have a singular ancient etymology, it carries the legacy of the name James, which means 'supplanter'.
Less common today
Jimesha isn't in the latest US Top 1000. It last peaked at #8,058 in 1994.
US births per 5-year period, 1990βpresent (SSA data).